1
22
23 package com.liferay.portal.kernel.util;
24
25 import javax.portlet.PortletRequest;
26 import javax.portlet.PortletSession;
27
28 import javax.servlet.http.HttpServletRequest;
29 import javax.servlet.http.HttpSession;
30
31
36 public class ProgressTracker {
37
38 public static final String PERCENT =
39 ProgressTracker.class.getName() + "_PERCENT";
40
41 public ProgressTracker(HttpServletRequest request, String progressId) {
42 _request = request;
43 _progressId = progressId;
44 }
45
46 public ProgressTracker(PortletRequest portletRequest, String progressId) {
47 _portletRequest = portletRequest;
48 _progressId = progressId;
49 }
50
51 public void start() {
52 updateProgress(1);
53 }
54
55 public void updateProgress(int percentage) {
56 if (_request != null) {
57 HttpSession session = _request.getSession(true);
58
59 session.setAttribute(
60 PERCENT + _progressId, new Integer(percentage));
61 }
62 else {
63 PortletSession portletSession = _portletRequest.getPortletSession(
64 true);
65
66 portletSession.setAttribute(
67 PERCENT + _progressId, new Integer(percentage),
68 PortletSession.APPLICATION_SCOPE);
69 }
70 }
71
72 public void finish() {
73 if (_request != null) {
74 HttpSession session = _request.getSession(true);
75
76 session.removeAttribute(PERCENT + _progressId);
77 }
78 else {
79 PortletSession portletSession = _portletRequest.getPortletSession(
80 true);
81
82 portletSession.removeAttribute(
83 PERCENT + _progressId, PortletSession.APPLICATION_SCOPE);
84 }
85 }
86
87 private HttpServletRequest _request;
88 private PortletRequest _portletRequest;
89 private String _progressId;
90
91 }